What is the construction and purpose of engine cooling?

Engine cooling is a set of parts responsible for maintaining the proper operating temperature of the powertrain. A typical system consists of a radiator, water pump, thermostat, hoses, fan, sensors, and an expansion tank. These elements are located mainly in the engine compartment and connected by a coolant circuit.

What is engine cooling used for?

Engine cooling is used to absorb excess heat from the block and cylinder head and to stabilize the operating temperature during driving and when stationary. An efficient system limits the risk of overheating and also affects the proper operation of the heater, fan, and control sensors. Without proper cooling, engine performance may drop, and cooperating components may fail.

What role does the expansion tank play in the cooling system?

The expansion tank is a cooling system element that absorbs fluid volume changes resulting from temperature increases and decreases. It is used to maintain the correct fluid level and works with a pressure cap that stabilizes the system's operating conditions. Fluid levels and the condition of return hoses are often checked within its vicinity.

How to choose a cooling system part for a specific car version?

It is safest to compare the OEM number, engine version, body type, and mounting location. It is also worth checking the number of pins in the plug, pipe diameter, mounting type, and the presence of additional sensors. For parts such as a fan or auxiliary pump, the control method also matters.

What symptoms indicate cooling system problems?

Typical symptoms include rising engine temperature, fluid leaks, the fan not turning on, steam from under the hood, or the unit taking too long to warm up. In some cars, temperature sensor errors or weaker interior heating also appear. Symptoms should be analyzed in conjunction with the operation of the thermostat, water pump, and hose tightness.

What to pay attention to when installing engine cooling parts?

After installation, you must check the tightness of connections, correct seating of mounts, and the condition of seals. It is also important to top up with the correct fluid and bleed the system according to the manufacturer's procedure. In the case of electrical parts, you should additionally verify the plugs, wiring harness, and fan control operation.

Engine cooling

At the Global Parts automotive store, we offer a wide selection of original used car parts, including engine cooling components, for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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Volkswagen Polo 5 Seat Ibiza 6J Coolant Radiator Hose 1.2 TDI CFWA 03P121157A

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06J121132G

Audi TT 8J A4 B8 Water Coolant Flange Pipe Hose Line 06J121132G

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2722000131

Mercedes W204 W209 W211 W212 Water Heater Valve Pump A2722000131

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. LR032860

Land Rover Evoque L538 Engine Oil Cooler Hose Line Tube LR032860 BJ92-7G069-AC

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2515000049

Mercedes W251 Engine Coolant Water Expansion Tank Bottle A2515000049

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6C1Q8K520AB

Coolant Flange Pipe Ford Transit MK7 Tdci Diesel Water Line 6C1Q8K520AB

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 95810635630

Porsche Cayenne 92A Water Coolant Pipe Hose Line 3.0 TFSI 7P0121156C

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2435001500

Mercedes EQA350 H243 Coolant Hose Electric Drive Battery Charger A2435001500

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0959455ET-1

Volkswagen Caddy 2K Cooling Radiator Fan Shroud Right O/S 2.0 TDI 1K0959455ET

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0122157JH

Coolant Hose Audi A3 8P VW Golf 6 1.6 TDI Diesel Water Pipe Line 1K0122157JH

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 04L122157BJ

Audi A5 S5 8T A6 S6 4G Engine Coolant Hose Tube Line Pipe 2.0 TDI 04L122157BJ

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2782000385

Mercedes W212 Expansion Tank Reservoir Bottle Fluid Tank A2782000385

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 059122445F

Audi Q7 Q8 4M 3.0 TDI Engine Coolant Hose Line Tube Pipe 059122445F

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9170114

BMW E90 E91 E92 Suction Air Pipe Evaporator-Compressor 9170114

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1131878

Ford Transit Connect Engine Water Coolant Pump 1.8 TDCI XS4U-8505-DA

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 55241963

Fiat Doblo 2.0 Diesel Coolant Thermostat Line Tube Hose Pipe Housing 55241963

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7L0965561L-1

Audi A4 B7 2.0 TDI Quattro Auxiliary Additional Water Pump 7L0965561L

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6071400300

EGR Exhaust Cooler Mercedes W176 W246 Heat Exchanger OM607 Diesel 147357324R

€75.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8K0145919C

Audi A4 B8 2.0 TDI CNHC Engine Water Coolant Hose Pipe Line 8K0145919C

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2742000982

Mercedes W204 Coolant Hose Petrol M274 Cylinder Head Water Line A2742000982

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2760902537

Mercedes W212 Front Air Intake Left N/S M276 Channel Duct Petrol A2760902537

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 94810603301

Porsche Cayenne Turbo 92A Water Coolant Pump 4.8 V8 Petrol 94810603301

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055018201

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055018201

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8512234

Thermostat BMW E90 E92 LCI F10 X5 F15 F20 F21 F30 F31 Thermostat Insert 8512234

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1122000222

Mercedes W163 Engine Radiator Fan Blades Cooler M112 A1122000123

€123.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1431172-3

Ford Transit TT9 2.2 TDCi Engine Cooling Fan Radiator Shroud Motor Unit 1431172

€75.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6422000215-1

Mercedes W164 OM642 Diesel Thermostat Coolant Housing Cooling Unit A6422000215

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. PCF101410

Land Rover Discovery 2 L318 Coolant Reservoir Expansion Tank Bottle PCF101410

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2U1Q8591AB

Ford Transit MK7 2.4 TDCI Diesel Water Coolant Pump 2U1Q8591AB

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2468302796

Mercedes W176 W246 OM651 Radiator Water Coolant Hose Engine Cooling A2468302796

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8K0121081P

Audi A4 B8 2.0 TDI CAGA Radiator Water Coolant Pipe Hose Tube Line 8K0121081P

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06J121075F

Audi TT 8J A3 8P Petrol Coolant Hose Diesel Water Pipe Line Tube 06J121075F

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6462000301-1

Mercedes W211 OM646 Diesel Engine Water Pump R6462010110

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7645483

Water Hose BMW F45 225xe Mini F60 SE ALL4 B38X Coolant Pipe Line 7645483

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2045011825

Mercedes W204 Water Coolant Hose Pipe Line A2045011825

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 059121064D-1

Audi A5 8T Water Hose Cooling Coolant Radiator Pipe Line 3.0 TDI 059121070J

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03N115389B

Skoda Octavia Mk3 5E Oil Filter Housing Oil Cooler 1.6 TDI Diesel 03N115389B

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 95810610400

Porsche Cayenne 92A Water Coolant Pipe Hose Line 3.0 TFSI 95810610400

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2752632-3

Mini R55 R56 R57 Cooper S Radiator Fan Shroud Engine Cooling Fan 350W 2752632

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6G91-8A194-EB

Ford Galaxy Mk3 Mondeo Mk4 Radiator Upper Bracket Mount 6G91-8A194-EB

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1662020010

Mercedes-Benz A-Class W168 Engine Water Pump Pulley A1662020010

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. BK3Q-8A544-AC-1

Ford Transit Mk7 Thermostat Oil Cooler Housing Diesel BK3Q-8A544-AC

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6398328123

Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398328123

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1772008801-1

Mercedes W205 W213 63 AMG Water Pump Thermostat Housing V8 M177 A1772000000

€237.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7521778

BMW 5 6 7 Series E60 E61 E63 E65 Petrol N52 Return Hose Engine Cooling 7521778

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2702000700

Mercedes C118 W176 M260 M270 Engine Water Coolant Pipe Hose Line A2702000700

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03L121031B

Audi A3 8P 2.0 TDI CFFB Diesel Coolant Water Pump 03L121031B

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8620944

BMW F20 F21 F30 LCI Engine Cooling Radiator Expansion Tank Hose 8620944

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8K0819334BB

Audi A4 B8 2.0 TDI CNHC Water Coolant Hose Line Pipe 8K0819334BB

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9800479-1

BMW MINI Cooper 1 Countryman R60 Paceman R61 Intake Coolant Water Hose 9800479

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512003301

Mercedes Vito W639 Coolant Water Pump Diesel OM651 Mechanical Pump A6512003301

€94.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6541800200

Oil Pipe Mercedes W205 W213 Diesel Feed Line Cooler Coolant A6541800200

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 94810606104

Porsche Cayenne 92A Engine Coolant Distribution Pipe Hose Line Tube 94810606104

€94.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5Q0121049CH

VW Volkswagen Golf Mk7 5G Water Coolant Pipe Hose Line 1.5 Petrol 5Q0121049CH

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0121251DD

VW Volkswagen Golf MK6 Radiator Engine Cooling Coolant Water Unit 1K0121251DD

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7389929

BMW F87 M2 Supplementary Cooler Holder Bracket Mounting Top Left N/S 7389929

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6112001201

Mercedes-Benz W163 W203 W210 OM611 OM612 Engine Coolant Water Pump A6112001201

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1312C2

Vauxhall Movano C Fiat Ducato Radiator Holder Bracket Support 1312C2

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2465014

MINI R50 R52 Water Pump Thermostat Housing Pipe Connector

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06D121082B

Audi A4 B7 2.0 TFSI BGB Coolant Hose Line Tube Pipe 06D121082B

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8K0121055N

Audi A4 B8 A5 8T 1.8 2.0 TFSI Petrol Engine Water Coolant Pipe Hose 8K0121055N

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8670675

BMW X3 G01 Coolant Return Line 8670675

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8473704

Water Hose BMW G20 G21 G30 G31 X3 G01 Diesel Cooling Coolant Pipe Line 8473704

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 83A816738

Audi Q3 RSQ3 F3 Petrol Hose Air Con A/C Intercooler Pipe Line 83A816738

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055013782

Mercedes W205 Hybrid Water Coolant Pipe Hose Line A2055013782

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 06J133781BE

Audi TT 8J Water Hose Cooling Radiator Coolant Pipe Line 06J133781BE

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7518503-1

Mini Cooper S R52 R53 1 Engine Cooling Coolant Line Pipe Hose 7518503

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 95810607000

Porsche Cayenne 92A Water Hose Coolant Pipe Thermostat 3.0 TFSI 95810607000

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2435004400

Mercedes EQA H243 Electric System Cooling Hose Line A2435004400

€51.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6082000700-1

Mercedes W177 Thermostat Coolant Housing Coupling Pipe Hose A6082000700

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9485277

Coolant Pipe BMW G30 G31 G38 LCI B48X Hybrid Water Hose Line 9485277

€80.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7530254-1

BMW 3 X3 Z4 Series E46 E83 E85 Radiator Carrier Mount Bracket Support 7530254

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7P6122157C

Porsche Cayenne 92A VW Touareg 7P Engine Coolant Pipe Hose Line 7P6122157C

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8200332040

Mechanical Water Pump Renault Trafic II Diesel Engine Coolant Unit 8200332040

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2284880-1

BMW F06 F10 F12 Expansion Tank Radiator Coolant Overflow Fluid Bottle 2284280

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6R0121058D

VW Polo 5 Seat Ibiza 4 Skoda 1.2 TDI CFWA Coolant Radiator Hose 6R0121058D

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 1K0121447T

Volkswagen VW Golf Mk5 Water Hose Radiator Coolant Pipe Line 1K0121447T

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2702000000

Mercedes W176 W246 M270 Petrol Engine Water Coolant Pump A2702000000

€132.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03G121113

VW Volkswagen Golf Mk6 5K Coolant Thermostat 2.0 1.6 TDI Diesel Engine 03G121113

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1768880238

Mercedes W176 Radiator Air Flow Guide Right O/S A1768880238

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8571613

Coolant Hose BMW X3 F25 Engine Cooling Pipe Line N47N 18d 20dX 8571613

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1572000201

Mercedes C216 C218 W222 S212 Engine Cooling System Water Pump A1572000201

€213.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03G906088AT

Audi A3 8P Exhaust Gas Temperature Sensor 03G906088AT

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7830711

BMW E46 Engine Cooling Water Coolant Hose Pipe Tube Line 7830711

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055011301

Mercedes W205 Coolant Water Pipe Tank Line Hose A2055011301

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5Q0122051CT-1

Volkswagen Golf Mk7 GTI Water Coolant Cooling Pipe Hose Line 2.0 TSI 5Q0122051CT

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6400101082

Mercedes W169 W245 Vent Hose Tube Pipe Oil Separator To Crankcase A6400101082

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7838756

BMW M3 E46 Z4 M3 E85 E86 Petrol S54 Coolant Return Pipe Water Line 7838756

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7524914

BMW E81 E87 E90 E91 E92 Module Carrier Radiator Right O/S 7524914

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2754233-1

Mini Cooper One D R55 R56 W16 Engine Coolant Hose Pipe 2754233

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1635012382

Mercedes W163 Coolant Engine Expansion Tank Hose Tube Line Pipe A1635012382

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 03L121157AQ

Audi A4 B8 A5 8T 2.0 TDI Water Hose Cooling Radiator Pipe Line 03L121157AQ

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7553919-1

Coolant Level Switch BMW E60 E61 E65 E70 E71 E83 E87 E90 Coolant Sensor 7553919

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8629960

Mini F55 F56 Petrol Turbo Charger Coolant Hose Oil Pipe Line 8629960

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8571595

BMW G20 G21 G30 G31 X5 G05 B57 Water Hose Heat Exchanger Pipe Line 8571595

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 04L121157

Audi A4 B8 A6 C7 Water Coolant Pipe Hose Line Tube Right O/S 2.0 TDI 04L121157

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 2755552

Mini Clubman Cooper One D R55 R56 Radiator Coolant Hose Pipe 2755552

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6C0122109E

Audi A1 8X 1.6 TDI Diesel Engine Water Coolant Pipe Hose Line Tube 6C0122109E

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7581872

BMW F01 F02 F10 F11 Coolant Line Heat Exchanger Hose Engine N52 N53 7581872

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

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